An open API service indexing awesome lists of open source software.

SQL

SQL stands for structured query language. It uses commands such as “select”, “insert”, “update”, “delete”. Some common relational database management systems that use SQL are: Oracle, MySQL, Microsoft SQL Server, PostgreSQL, etc.

https://github.com/aegodoy1492/mi-primer-repositorio

Mi primer repositorio en GitHub para el curso de FreeCodeCamp

csharp devexpress pyton sql visualbasic

Last synced: 13 Oct 2025

https://github.com/freysie/sql-formatting

Popular SQL formatters bridged from JS and Perl to Swift.

formatter sql swift

Last synced: 13 Oct 2025

https://github.com/ekosz/lego

SQL generator for OCaml/Reason

ocaml reasonml sql

Last synced: 13 Oct 2025

https://github.com/ggql/gql

Git Query language is a SQL like language to perform queries on .git files with supports of most of SQL features such as grouping, ordering and aggregations functions

database engine git gitql gql interpreter rust sql

Last synced: 22 Jan 2026

https://github.com/kumartusha/study-buddy-project

👩‍💻 Study-Buddy-Project Using Core Java 👨‍💻

core-java javaswing sql

Last synced: 02 Jul 2026

https://github.com/jaseel342/hotel_data_analysis

This project delves into a three-year hotel revenue dataset (2018-2020) using SQL and Power BI. We extract insights on revenue trends, guest seasonality, and offer actionable staffing recommendations. By embracing data nuances, we empower the hospitality industry with informed strategies for success.

dax-expression excel-data-import microsoft-sql-server powerbi powerbi-report powerbi-visuals sql sqlserver-2019

Last synced: 17 Feb 2026

https://github.com/ahdanfirdaus/belajar-sql-dasar

Dokumentasi belajar sql dasar

sql sql-dasar sql-learning

Last synced: 05 Feb 2026

https://github.com/ryancasf/query

Query construction, SQL commands.

mysql-database query sql

Last synced: 31 May 2026

https://github.com/hussein-m-kandil/generic-express-service

A generic Express.js back-end service designed to support multiple front-end apps that I am managing to build in parallel with this app.

api bcryptjs cors docker docker-compose express jwt multer nodejs passport postgresql prisma rest-api sharp sql supertest typescript vitest winston zod

Last synced: 22 Jan 2026

https://github.com/egjfour/dsti-course-notes

Notes for classes taken at DSTI stored in an Obsidian vault and backed up to Github. Includes notes for all courses taken during my Master's program

aws calculus cloud graph law linear-algebra mlops neo4j optimization-algorithms owl-ontology project-management rdf software-engineering sql statistics

Last synced: 19 Apr 2026

https://github.com/piercel2022/nextjs-dashboard

nextjs-dashboard is a simplified version of the financial dashboard that has: A public home page. A login page. Dashboard pages that are protected by authentication,. The ability for users to add, edit, and delete invoices.

javascript pnpm postgresql-database reactjs sql typescript vercel

Last synced: 14 Apr 2026

https://github.com/morimorig3/my-cooking-recipes

SQLとAppRouterの練習用に今回はユーザーごとにお気に入りのレシピを保存できるアプリケーションを実装しました。SQLに触れることを目的にしているため、セキュリティ周りはVercel Postgresにおまかせになっています。

ant-design db nextjs react sql typescript

Last synced: 14 Apr 2026

https://github.com/rociobenitez/ivr-customer-service-ivrdb

A repository for managing the database schema and data related to a customer service Interactive Voice Response (IVR) system, including call records, modules, and user steps.

csv postgresql sql

Last synced: 15 Oct 2025

https://github.com/mizcausevic-dev/search-observability-warehouse

SQL warehouse for search console, crawl, index coverage, freshness drift, and URL-level observability diagnostics.

analytics-engineering crawl-analysis data-modeling indexation python search-observability sql technical-seo warehouse

Last synced: 01 Jun 2026

https://github.com/mizcausevic-dev/revops-database-lab

PostgreSQL revenue operations lab for pipeline modeling, attribution analysis, forecast visibility, and renewal risk reporting.

analytics attribution data-modeling database-design forecasting postgresql revenue-operations saas sql

Last synced: 01 Jun 2026

https://github.com/mhd-amirul/sqlexercise

Solve SQL From Hacker Rank

hackerrank sql

Last synced: 05 Feb 2026

https://github.com/niteshkumar76/e-commerce_project-

E-Commerce project using MYSQL

mysql-database queries rdbms sql

Last synced: 16 Oct 2025

https://github.com/Formtrix/PostgreSQL

SQL Queries

postgres sql

Last synced: 16 Oct 2025

https://github.com/bell-kevin/chap9exer

Website with Backend Database Hooked-Up

mariadb mariadb-database mariadb-server php phpmyadmin sql xampp xampp-server

Last synced: 27 Jan 2026

https://github.com/vaxdata22/city-weather-and-s3file-rds-s3-bigquery-etl-by-airflow-on-ec2

This is my third AWS Cloud ETL project. This data pipeline orchestration uses Apache Airflow on AWS EC2. It demonstrates how to build an ETL data pipeline that would perform data extraction to a database in parallel to a loading process into the same database, join the tables, copy joined data to S3 and finally copy the S3 file to BigQuery DW.

apache-airflow aws-ec2 aws-rds-postgres aws-s3 bigquery business-intelligence dags data-warehousing etl-pipeline openweathermap-api orchestration python3 sql

Last synced: 21 May 2026

https://github.com/balajimohan18/sql-projects

The repository contains Structured Query Language (SQL) Scripts. The Multiple SQL scripts for various projects which includes data cleaning, data pre-processing, data processing, data transformation and insights gaining through Query Language

data-analysis data-mining data-science eta microsoft-sql-server query-language sql sql-server sql-server-management-studio sqlqueries

Last synced: 14 Mar 2026

https://github.com/hemerajs/hemera-sql-store

Generic SQL client for Hemera

hemerajs sql store

Last synced: 17 Oct 2025

https://github.com/belkinmix/sql-project---queries-and-data-modeling

A project from my university - I wrote business level SQL queries and developed an ER Model & remodeled a database.

data-modeling database database-schema datamodeling hackolade mysql sql

Last synced: 27 Jan 2026

https://github.com/shani-kumar-gupta/bookmyshow-airtribe

Problem Solving Case: Bookmyshow

database dbms mysql normalization sql

Last synced: 18 Apr 2026

https://github.com/fahadfoysal/inventory_management_system

An Inventory_management_system web application on Django framework. Features: User Authentication, CRUD, Inventory Search. Remaining product quantity. Category, Dashboard and many more. Tech Stack: Python, Django, SQLite, HTML, CSS.

bootstra django python sql

Last synced: 07 May 2026

https://github.com/marianmeres/data-to-sql-params

A helper function for extracting and converting data objects to various helper lists useful for programmatically creating SQL statements.

sql

Last synced: 27 Jan 2026

https://github.com/aayushy7777/weather_forecast_dashboard

Developed a Power BI dashboard using a weather API key to display real-time data on temperature, humidity, wind speed, and forecasts with dynamic visuals and filters.

excel figma powerbi sql weather-api weather-forecast

Last synced: 18 Oct 2025

https://github.com/nikeshcohen/project-management-system

A Project Management System built in Java and MySQL. Users can create new projects and assign people to said projects, to a relational database.

java project-management sql

Last synced: 18 Oct 2025

https://github.com/qlishell/sql-the-practical-guide

If you work in data, you’ll write SQL queries all the time. So how do you write efficient SQL queries that are optimized for performance

sql sql-query sql-tips sqlite

Last synced: 18 May 2026

https://github.com/mahmud-kandawala/hoopslink-database-design-capstone-project

This repository hosts the source code and documentation for a versatile platform that connects coaches, players, and equipment suppliers. The system facilitates scheduling, inventory management, performance reviews, and transaction processing, creating a unified experience for all stakeholders involved in the basketball community.

database microsoft-sql-server normalization sql

Last synced: 14 Mar 2026

https://github.com/liannoi/exam-database

Examination work on subjects "Database Theory" and "Programming and Administration of the MS SQL Server DBMS"

database-theory exam exam-practice ms-sql-server sql sql-server t-sql

Last synced: 14 Mar 2026

https://github.com/kursatfndk/homework-tracking-db-sql

This project includes a basic SQL database to keep track of the topics. It was developed to practice SQL after learning Python.

sql sql-server

Last synced: 19 Oct 2025

https://github.com/mstovarh/analisis_de_canciones_de-spotify-m-s-repoducidas-en-2023-

En este repositorio se encuentra el análisis descriptivo que le realicé sobre las visualizaciones de las canciones más escuchadas de Spotify en 2023.

dax powerbi powerquery sql

Last synced: 23 Jan 2026

https://github.com/roger-takeshita/sql

SQL Cheat Sheets

postgres postgresql sql

Last synced: 19 Oct 2025

https://github.com/gorros/redshift-utils

Collection of useful Redshift queries.

redshift sql

Last synced: 15 Mar 2026

https://github.com/abdullahasghar/sql

The repo includes all projects and assessments I have completed with SQL. IDE/s used: MS SQL Server, Google Big Query.

bigquery mssqlserver sql

Last synced: 15 Mar 2026

https://github.com/anag0es/projetojava

Cadastro de usuário com java e sql - curso técnico em desenvolvimento de sistemas

cadastro-de-clientes java sql

Last synced: 20 Oct 2025

https://github.com/ashwin331133/sql-pizza-outlet-sales-analysis

This project analyzes pizza sales data to gain insights into customer behavior and revenue patterns. Key analyses include customer insights, popular pizza types and sizes, revenue generation, and order trends. The findings help optimize menu offerings, staffing, and marketing strategies to boost overall business performance.

data-analysis sql

Last synced: 24 Feb 2026

https://github.com/bharambetr2002/sql

Self Learning

sql

Last synced: 27 Jan 2026

https://github.com/ashu3291/music-store-analysis

Data Analysis for Digital Music Store using SQL

beginner-friendly-project portfolio-project sql sql-server sqlproject

Last synced: 15 Mar 2026

https://github.com/habibur-rahman-swe/worldcupdatabase

2nd Task of Relational Database Certification

bashscript psql sql

Last synced: 27 Jan 2026

https://github.com/srodriguezamarillo/mundotrade

Proyecto SQL de gestión de equipamiento y enlaces a Internet para la empresa de logística "Mundo Trade". Implementa técnicas avanzadas de SQL para garantizar la integridad y eficiencia del sistema y la correcta administración de datos.

data-integrity database-management equipment-management logistics optimization sql sql-functions stored-procedures triggers views

Last synced: 23 Jan 2026

https://github.com/zeeshan2k2/mysql-notes

SQL notes

sql sql-queries

Last synced: 28 Jan 2026

https://github.com/eeroel/ipykernel-duckdb

IPykernel wrapper with autocompletion and magics for DuckDB

data-science duckdb ipython jupyter sql

Last synced: 15 Mar 2026

https://github.com/luccaalves/atividades_logica_programacao_estruturada

Atividades de Lógica de Programação Estruturada em PHP (Variáveis, Variáveis em Array, Métodos de Envio de Dados POST e GET, Laço de Repetição, Operadores Lógicos e Relacionais, Arquivos de Função, Programação Orientada a Objeto, Calculadoras, e Formulários).

css3 html5 mysql php php7 php8 sql

Last synced: 15 Mar 2026

https://github.com/shubhamsoni98/prediction-with-binomial-logistic-regression

To predict client subscription to term deposits and optimize marketing strategies by identifying potential subscribers.

binomial data data-science eda machine-learning matplotlib pipeline python scikit-learn seaborn sklearn sql visualization

Last synced: 06 Feb 2026

https://github.com/pavanpadamata26/singletondesignpattern

This repository implements the Singleton Design Pattern for managing a thread-safe, centralized database connection pool. The design ensures only one instance of the connection pool exists during the application’s lifecycle, optimizing resource usage and performance.

designpatterns java sql

Last synced: 06 Feb 2026

https://github.com/joliwood/sql-showcase

OLD - CRUD Back app to use an online DB with postgresql, hosted on the cloud by render.com

bootstrap database ejs express node postgres postgresql psql sql

Last synced: 23 Feb 2026

https://github.com/oleksandra-o/sqlite

Using Databases with Python University of Michigan class

python sql sqlite

Last synced: 22 Feb 2026

https://github.com/Verkstaden/skifta

Skifta is a CLI tool for transforming data dumps by masking sensitive data, generating random test data, and creating smaller subsets for non-production environments.

data-dump data-dumps database mysql postgresql sanitize sql transform

Last synced: 24 Oct 2025

https://github.com/sugumarsrinivasan/sql-datawarehouse-project

Building Mordern datawarehouse with SQL Server, including ETL Processes, data modeling, and data analytics.

data-analysis data-analytics data-engineering data-lake data-science data-warehouse datawarehousing etl etl-pipeline medallion-architecture sql sql-query sql-server

Last synced: 19 Jun 2026

https://github.com/theng23/e-commerce-website-performance-analysis-sql

Using Bigquery base on Google Analytics dataset to analyze E-commerce Website

bigquery sql

Last synced: 24 Oct 2025

https://github.com/franco-diaz-licham/tournamenttrackerapp

Tournament Tracker is a desktop application that allows users to create and play through elimination-style tournaments (e.g. an indoor soccer tournament)

csharp csv dot-net sql sql-server visual-studio windows-forms

Last synced: 15 Mar 2026

https://github.com/guilhermehrt02/barber-schedule

O Sistema de Agendamento para Salão de Beleza é uma aplicação desenvolvida para facilitar o gerenciamento de serviços em um salão de beleza, permitindo que clientes agendem serviços como barbearia de forma eficiente e organizada.

h2-database java junit5 mockito spring-data-jpa spring-security springboot sql

Last synced: 19 Jan 2026

https://github.com/fikrimusa/codewars

A Collection of Programming Practice Exercises

cpp11 cpp14 cpp17 cprogramming postgresql sql

Last synced: 14 Apr 2026

https://github.com/yunusemrejr/php-mysql-shopping-cart

Shopping Cart with PHP & MySQL (+CSS/HTML) *thanks to Codex Time on YT for the amazing tutorial

css ecommerce html mysql php shopping-cart sql xampp-server

Last synced: 14 Apr 2026

https://github.com/shdrn2402/data_analysis

A structured repository for my data analysis projects, including SQL queries, Python-based data processing, and data visualization. This serves as an index for my work in analytics, linking to individual project repositories.

datavisualization postgresql python sql

Last synced: 15 May 2026

https://github.com/khangtran85/user-behavior-analysis-for-ecommerce

A SQL project analyzing eCommerce data to uncover insights on traffic, customer behavior, and purchasing patterns. Covers key metrics like visits, transactions, and conversion rates, providing data-driven support for optimizing revenue and user experience.

bigquery ga-session google-analytics-sample publicdata sql

Last synced: 21 Feb 2026

https://github.com/sawaira-iqbal/cutomer_credit-card-financial-use-power-bi-report-

💳📊 Developed an interactive Customer Credit Card Dashboard in Power BI to analyze revenue, transactions, and customer demographics for actionable financial insights. 👩‍💻📈 Integrated PostgreSQL + DAX measures to create KPIs, segment customers by age, income, and education, and uncover spending behavior trends.

db financialreport powerbi sql

Last synced: 26 Oct 2025

https://github.com/linguini1/carefinder

Matches patients with healthcare providers based on their specific needs and health profile. Based on the original OEC 2023 challenge.

api backend css database frontend full-stack html javascript python react rest-api sql sql-lite web-app web-development website

Last synced: 26 Oct 2025

https://github.com/iammshahbaz/destechnico

Simple ecommerce website Backened

express nodejs postgresql sql

Last synced: 04 Jan 2026

https://github.com/billgewrgoulas/sql-operators

Algorithms for UNION , MERGE-JOIN , INTERSECTION , SET-DIFFERENCE , GROUP-BY SQL operators

algorithms sql

Last synced: 26 Oct 2025

https://github.com/robindumontchaponet/reflexivequery

[WIP] Somewhat effective SQL query builder

database pdo php8 queries sql work-in-progress

Last synced: 27 Oct 2025

https://github.com/aaisha-nexus/sql_excel_project

A data analysis project using MS SQL Server and Excel, focusing on database setup, querying, data cleaning, and visualization with PivotTables & Charts. Explored real-world sales data, financial KPIs, and interactive dashboards.

charts dashboard data-visualization dataanalysis dataanalytics databases excel kpi mssqlserver pivot-tables queries sql

Last synced: 15 May 2026

https://github.com/shine-jung/sql_study

SQL 고득점 Kit 풀이

mysql sql

Last synced: 27 Oct 2025

https://github.com/lzhudson/daily-diet-api

The daily diet API is a project that consists of an API for controlling user meals.

api api-client api-rest fastify insomnia knex node nodejs sql sqlite typescript zod

Last synced: 24 Jan 2026

https://github.com/charlesvdv/entitygen

Tool to generate go struct from SQL static analysis

database go go-generate golang postgresql sql tool

Last synced: 28 Jan 2026

https://github.com/rahulchouhan1/sql-data-warehouse-project

Building a modern data warehouse with SQL Server, including ETL Processes, data modeling, and analytics.

data-analysis data-cleaning data-engineering data-science data-warehouse datascience etl etl-pipeline sql sql-query sql-server

Last synced: 24 Jan 2026

https://github.com/saya304/data-cleaning-and-exploratory-data-analysis

Data Cleaning and Exploratory Data Analysis in Snowflake

data-cleansing exploratory-data-analysis snowflake sql

Last synced: 16 Mar 2026

https://github.com/dataglyder/data-analysis-tools-to-get-you-started

This repository describes a few tools for a beginner Data Analyst.

analytics data python r sql

Last synced: 18 Apr 2026

https://github.com/kskmemory/data-analysis-sales-insights-with-powerbi

Data Analysis-Sales Insights with PowerBI

datamanipulation powerbi powerquery sql

Last synced: 28 Jan 2026

https://github.com/shahidmalik4/northwind-sales-analysis-using-powerbi

The "Unveiling Sales Patterns: A Comprehensive Analysis of Northwind's Sales Data" project involved the processing, transformation, and visualization of sales data obtained from Kaggle. Utilizing MySQL for data manipulation, Excel for cleaning and preparation, and Power BI for normalization and visualization.

analytics excel kaggle-dataset powerbi sales sql

Last synced: 28 Jan 2026

https://github.com/nlabsglobaltechnologgies/sql-staffcustomersfollowingdb

This database was developed in the light of the information I gained during the training I received from Istanbul Education Academy.

mssql mssql-database sql

Last synced: 16 Mar 2026

https://github.com/bishtrishu/pizza_sales_analysis_dashboard_sql_bi

Welcome to the Pizza Sales Analysis Dashboard project! This repository contains a comprehensive guide to building an interactive and insightful dashboard for analyzing pizza sales data using SQL and Power BI.

data data-science dataanalyst datavisualization dax dax-query microsoft microsoft-azure microsoft-sql-server msexcel mysql powerbi powerquery project sql

Last synced: 16 Mar 2026